#include<iostream>

using namespace std;

const int SIZE = 1000;
int main(int argc, char const *argv[])
{
    char si[SIZE] = {0};
    scanf("%s",si);
    int res_s = 0;
    for(int i = 0;si[i];++i) { res_s += (si[i]-'0'); }

    char res[SIZE] = {0};
    sprintf(res,"%d",res_s);
    const char* sd[10]={"zero","one","two","three","four","five","six","seven","eight","nine"};
    cout<<sd[res[0] - '0'];
    for(int i = 1;res[i];++i) { cout<<" "<<sd[res[i]-'0']; }

    return 0;
}
